package com.example.web;

import org.apache.log4j.Logger;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

@RestController
public class CalculateWeb {
	private final Logger logger = Logger.getLogger(getClass());
	@Autowired
	private DiscoveryClient client;

	@RequestMapping("add")
	public String add(@RequestParam Integer a, @RequestParam Integer b) {
		Integer r = a + b;
		logger.info("/add, service:" + client.getServices() + ", result:" + r);
		return r.toString();
	}

	@RequestMapping("sub")
	public String sub(@RequestParam Integer a, @RequestParam Integer b) {
		Integer r = a - b;
		logger.info("/sub, host:" + client.getServices() + ", result:" + r);
		return r.toString();
	}

}
